<div style="margin-left:100px;margin-right:100px;">
<p align="right" style="margin-top:10px">
	<?php 
	if(!isset($_SESSION['username'])){//未登录
		echo "您还没有登陆，请";
		echo "<a href='../face/login-face.php'>登陆</a>
    		  <a href='../face/register-face.php'>注册</a>";
	}else{	//已登陆
		echo "欢迎您,";
		echo $_SESSION['username']."&nbsp;&nbsp;";
		echo "<a href='../handle/logout.php'>注销</a>";
	}
	?>
</p><hr/>